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- Twigs densely puberulous, glabrescent. 小枝密被微柔毛，后脫落。
- Stems very slender, glabrate or appressed strigose. 莖非常纖細，脫毛的或貼伏糙伏毛。
- Stems obtusely 4-sided, appressed densely setose, glabrescent. 莖鈍的4棱，貼伏的密被剛毛，后脫落。
- Twigs ?terete, pubescent, later glabrescent and cinereous. 小枝圓柱狀，青春期，后脫落的和灰色。
- Leaves papery. Flowers white. Ovary soon glabrescent. 葉紙質(zhì)?；ò咨痪玫淖臃亢竺撀?。
- Abaxial surface of calyx tomentose when young, glabrescent. 背面花萼被絨毛幼時(shí)，后脫落。
- Herbs, 30-40 cm tall, white lanuginous or glabrescent. 草本，30-40厘米高，白色的被絨毛的或后脫落。
- Stem 22--30 cm tall, retrorsely puberulent or glabrescent, simple. 莖22-30厘米高，反曲的被微柔毛或脫落無(wú)毛，單。
- Stems to 35 cm tall, unbranched, fine bristly, glabrescent. 35厘米高的莖可達，不分枝，罰具剛毛款，。
- Calyx with 5 teeth, white tomentose when young, glabrescent. 花萼與一起5切成齒形，白色幼時(shí)，后脫落。
- Stems 15-60 cm, basally glabrescent, densely brown woolly. 莖15-60厘米，基部后脫落，濃密棕色具綿狀毛。
- Buds russet, long ovoid or oblong, at first pilose, glabrescent. 芽赤褐色，或長(cháng)圓形，最初具柔毛的長(cháng)卵球形，后脫落。
- Branchlets sparsely villous to glabrate, rarely glabrous. 小枝疏生長(cháng)柔毛到脫毛，很少無(wú)毛。
- Shrubs parasitic, glabrous or with stellate hairs and glabrescent. 灌木寄生，無(wú)毛的或具星狀毛和后脫落。
- Bark furrowed, exfoliating when old. Leaf blade glabrescent along veins. 樹(shù)皮棱槽，剝落老時(shí)。葉片后脫落沿脈。
- Stems glabrescent or very sparsely retrorse-hirtellous. Fl. Jun-Sep. 莖后脫落或非常稀少的反折具微糙硬毛?；ㄆ?月9月。
- Young branches glabrescent, older growth drying gray-brown, lenticellate. 幼枝后脫落，老枝干燥灰棕色，具皮孔。
- Flowers white, 3.5-5 mm.Pedicel 2.5-3.5 mm, glandular granulose, glabrescent. 花白色，2.;5-3
- Stamens 4-5 mm, anther connective appendage glabrous or glabrescent. 雄蕊4-5毫米，花藥藥隔附屬物無(wú)毛或脫落無(wú)毛。
